| 1 | Baulkham Hills High School | Baulkham Hills | Mathematics Extension 1 | 138 |
| 2 | James Ruse Agricultural High School | Carlingford | Mathematics Extension 1 | 132 |
| 3 | Sydney Boys High School | Moore Park | Mathematics Extension 1 | 116 |
| 4 | North Sydney Boys High School | Crows Nest | Mathematics Extension 1 | 105 |
| 5 | North Sydney Girls High School | Crows Nest | Mathematics Extension 1 | 93 |
| 6 | Sydney Technical High School | Bexley | Mathematics Extension 1 | 71 |
| 7 | Sydney Girls High School | Surry Hills | Mathematics Extension 1 | 64 |
| 8 | Sydney Grammar School | Darlinghurst | Mathematics Extension 1 | 64 |
| 9 | Fort Street High School | Petersham | Mathematics Extension 1 | 63 |
| 10 | Hurlstone Agricultural High School | Glenfield | Mathematics Extension 1 | 63 |
| 11 | Normanhurst Boys High School | Normanhurst | Mathematics Extension 1 | 45 |
| 12 | Girraween High School | Girraween | Mathematics Extension 1 | 43 |
| 13 | Northern Beaches Secondary College Manly Campus | North Curl Curl | Mathematics Extension 1 | 41 |
| 14 | St George Girls High School | Kogarah | Mathematics Extension 1 | 40 |
| 15 | Hornsby Girls High School | Hornsby | Mathematics Extension 1 | 35 |
| 16 | Gosford High School | Gosford | Mathematics Extension 1 | 34 |
| 17 | Cherrybrook Technology High School | Cherrybrook | Mathematics Extension 1 | 31 |
| 18 | Cranbrook School | Bellevue Hill | Mathematics Extension 1 | 31 |
| 19 | Penrith High School | Penrith | Mathematics Extension 1 | 31 |
| 20 | The Kings School | North Parramatta | Mathematics Extension 1 | 30 |
| 21 | Sefton High School | Sefton | Mathematics Extension 1 | 29 |
| 22 | Caringbah High School | Caringbah | Mathematics Extension 1 | 28 |
| 23 | Pymble Ladies College | Pymble | Mathematics Extension 1 | 27 |
| 24 | Canley Vale High School | Canley Vale | Mathematics Extension 1 | 25 |
| 25 | Carlingford High School | Carlingford | Mathematics Extension 1 | 25 |
| 26 | Killara High School | Killara | Mathematics Extension 1 | 25 |
| 27 | The Scots College | Bellevue Hill | Mathematics Extension 1 | 25 |
| 28 | Knox Grammar School | Wahroonga | Mathematics Extension 1 | 24 |
| 29 | Macquarie Fields High School | Macquarie Fields | Mathematics Extension 1 | 21 |
| 30 | Barker College | Hornsby | Mathematics Extension 1 | 20 |
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| 31 | Homebush Boys High School | Homebush | Mathematics Extension 1 | 20 |
| 32 | Presbyterian Ladies College Sydney | Croydon | Mathematics Extension 1 | 20 |
| 33 | SHORE Sydney Church of England Grammar School | North Sydney | Mathematics Extension 1 | 19 |
| 34 | Cheltenham Girls High School | Beecroft | Mathematics Extension 1 | 18 |
| 35 | St Aloysius College | Milsons Point | Mathematics Extension 1 | 18 |
| 36 | Ascham School | Edgecliff | Mathematics Extension 1 | 17 |
| 37 | Epping Boys High School | Eastwood | Mathematics Extension 1 | 17 |
| 38 | Moriah College | Queens Park | Mathematics Extension 1 | 17 |
| 39 | Newington College | Stanmore | Mathematics Extension 1 | 17 |
| 40 | Abbotsleigh | Wahroonga | Mathematics Extension 1 | 16 |
| 41 | Parramatta Marist High School | Westmead | Mathematics Extension 1 | 16 |
| 42 | St Ignatius College | Lane Cove | Mathematics Extension 1 | 16 |
| 43 | Trinity Grammar School | Summer Hill | Mathematics Extension 1 | 16 |
| 44 | Turramurra High School | South Turramurra | Mathematics Extension 1 | 16 |
| 45 | Alpha Omega Senior College | Auburn | Mathematics Extension 1 | 15 |
| 46 | Meriden School | Strathfield | Mathematics Extension 1 | 15 |
| 47 | Oakhill College | Castle Hill | Mathematics Extension 1 | 15 |
| 48 | Randwick Girls High School | Randwick | Mathematics Extension 1 | 15 |
| 49 | Burwood Girls High School | Croydon | Mathematics Extension 1 | 14 |
| 50 | Canberra Grammar School | Red Hill, ACT | Mathematics Extension 1 | 14 |
| 51 | Chatswood High School | Chatswood | Mathematics Extension 1 | 14 |
| 52 | Georges River College Oatley Senior Campus | Oatley | Mathematics Extension 1 | 14 |
| 53 | Ryde Secondary College | Ryde | Mathematics Extension 1 | 14 |
| 54 | St Johns Park High School | St Johns Park | Mathematics Extension 1 | 14 |
| 55 | Tempe High School | Tempe | Mathematics Extension 1 | 14 |
| 56 | Smiths Hill High School | Wollongong | Mathematics Extension 1 | 12 |
| 57 | St Patricks College Strathfield | Strathfield | Mathematics Extension 1 | 12 |
| 58 | Trinity Catholic College Auburn Campus | Auburn | Mathematics Extension 1 | 12 |
| 59 | Willoughby Girls High School | Willoughby | Mathematics Extension 1 | 12 |
| 60 | Emanuel School | Randwick | Mathematics Extension 1 | 11 |
| 61 | Malek Fahd Islamic School | Greenacre | Mathematics Extension 1 | 11 |
| 62 | SCEGGS Darlinghurst | Darlinghurst | Mathematics Extension 1 | 11 |
| 63 | St Pius X College | Chatswood | Mathematics Extension 1 | 11 |
| 64 | Strathfield Girls High School | Strathfield | Mathematics Extension 1 | 11 |
| 65 | Blakehurst High School | Blakehurst | Mathematics Extension 1 | 10 |
| 66 | Conservatorium High School | Sydney | Mathematics Extension 1 | 10 |
| 67 | Sydney Secondary College Blackwattle Bay Campus | Glebe | Mathematics Extension 1 | 10 |
| 68 | Loreto Kirribilli | Kirribilli | Mathematics Extension 1 | 9 |
| 69 | Macarthur Anglican School | Cobbitty | Mathematics Extension 1 | 9 |
| 70 | St Mary and St Minas Coptic Orthodox College | Rockdale | Mathematics Extension 1 | 9 |
| 71 | Cabramatta High School | Cabramatta | Mathematics Extension 1 | 8 |
| 72 | Glenwood High School | Glenwood | Mathematics Extension 1 | 8 |
| 73 | IPEKA Integrated Christian School | Jakarta, Indonesia | Mathematics Extension 1 | 8 |
| 74 | Marcellin College | Randwick | Mathematics Extension 1 | 8 |
| 75 | Reddam House Bondi Campus | North Bondi | Mathematics Extension 1 | 8 |
| 76 | St Josephs College | ? | Mathematics Extension 1 | 8 |
| 77 | St Patricks Marist College | Dundas | Mathematics Extension 1 | 8 |
| 78 | The Hills Grammar School | Kenthurst | Mathematics Extension 1 | 8 |
| 79 | Castle Hill High School | Castle Hill | Mathematics Extension 1 | 7 |
| 80 | Danebank An Anglican School for Girls | Hurstville | Mathematics Extension 1 | 7 |
| 81 | Loreto Normanhurst | Normanhurst | Mathematics Extension 1 | 7 |
| 82 | Marist College Kogarah | Bexley | Mathematics Extension 1 | 7 |
| 83 | Merewether High School | Broadmeadow | Mathematics Extension 1 | 7 |
| 84 | Newcastle Grammar School | Newcastle | Mathematics Extension 1 | 7 |
| 85 | Parramatta High School | Parramatta | Mathematics Extension 1 | 7 |
| 86 | St Lukes Grammar School | Dee Why | Mathematics Extension 1 | 7 |
| 87 | St Marks Coptic Orthodox College | Wattle Grove | Mathematics Extension 1 | 7 |
| 88 | St Pauls Catholic College | ? | Mathematics Extension 1 | 7 |
| 89 | St Ursulas College | Kingsgrove | Mathematics Extension 1 | 7 |
| 90 | Amity College Prestons | Prestons | Mathematics Extension 1 | 6 |
| 91 | Bonnyrigg High School | Bonnyrigg | Mathematics Extension 1 | 6 |
| 92 | Christian Brothers High School Lewisham | Lewisham | Mathematics Extension 1 | 6 |
| 93 | Kambala | Rose Bay | Mathematics Extension 1 | 6 |
| 94 | Kinross Wolaroi School | Orange | Mathematics Extension 1 | 6 |
| 95 | MLC School | Burwood | Mathematics Extension 1 | 6 |
| 96 | St Marys Senior High School | St Marys | Mathematics Extension 1 | 6 |
| 97 | Tara Anglican School for Girls | North Parramatta | Mathematics Extension 1 | 6 |
| 98 | Trinity Catholic College Lismore | Lismore | Mathematics Extension 1 | 6 |
| 99 | Wenona School | North Sydney | Mathematics Extension 1 | 6 |
| 100 | Cerdon College | Merrylands | Mathematics Extension 1 | 5 |
| 101 | Concord High School | Concord | Mathematics Extension 1 | 5 |
| 102 | Fairvale High School | Fairfield West | Mathematics Extension 1 | 5 |
| 103 | Killarney Heights High School | Killarney Heights | Mathematics Extension 1 | 5 |
| 104 | Model Farms High School | Baulkham Hills | Mathematics Extension 1 | 5 |
| 105 | Pennant Hills High School | Pennant Hills | Mathematics Extension 1 | 5 |
| 106 | Randwick Boys High School | Randwick | Mathematics Extension 1 | 5 |
| 107 | Rose Bay Secondary College | Dover Heights | Mathematics Extension 1 | 5 |
| 108 | St Andrews Cathedral School | Sydney | Mathematics Extension 1 | 5 |
| 109 | St Marys Cathedral College | Sydney | Mathematics Extension 1 | 5 |
| 110 | Xavier Catholic College | Skennars Head | Mathematics Extension 1 | 5 |
| 111 | Alexandria Park Community School | Alexandria | Mathematics Extension 1 | 4 |
| 112 | Chevalier College | Burradoo | Mathematics Extension 1 | 4 |
| 113 | Cumberland High School | Carlingford | Mathematics Extension 1 | 4 |
| 114 | East Hills Girls Technology High School | Panania | Mathematics Extension 1 | 4 |
| 115 | Engadine High School | Engadine | Mathematics Extension 1 | 4 |
| 116 | Great Lakes College Tuncurry Senior Campus | Tuncurry | Mathematics Extension 1 | 4 |
| 117 | Holy Spirit Catholic College Lakemba | Lakemba | Mathematics Extension 1 | 4 |
| 118 | International Grammar School | Ultimo | Mathematics Extension 1 | 4 |
| 119 | Kellyville High School | Kellyville | Mathematics Extension 1 | 4 |
| 120 | Marist College North Shore | North Sydney | Mathematics Extension 1 | 4 |
| 121 | Mount St Joseph Milperra | Milperra | Mathematics Extension 1 | 4 |
| 122 | Northern Beaches Secondary College Freshwater Campus | Freshwater | Mathematics Extension 1 | 4 |
| 123 | Patrician Brothers College Fairfield | Fairfield | Mathematics Extension 1 | 4 |
| 124 | Ravenswood School for Girls | Gordon | Mathematics Extension 1 | 4 |
| 125 | Rosebank College | Five Dock | Mathematics Extension 1 | 4 |
| 126 | Santa Sabina College | Strathfield | Mathematics Extension 1 | 4 |
| 127 | St Leos Catholic College | Wahroonga | Mathematics Extension 1 | 4 |
| 128 | St Patricks College Sutherland | Sutherland | Mathematics Extension 1 | 4 |
| 129 | Taylors College | Waterloo | Mathematics Extension 1 | 4 |
| 130 | The Illawarra Grammar School | Wollongong | Mathematics Extension 1 | 4 |
| 131 | Westfields Sports High School | Fairfield West | Mathematics Extension 1 | 4 |
| 132 | Whitebridge High School | Whitebridge | Mathematics Extension 1 | 4 |
| 133 | William Clarke College | Kellyville | Mathematics Extension 1 | 4 |
| 134 | Al-Faisal College | Auburn | Mathematics Extension 1 | 3 |
| 135 | All Saints Catholic Senior College | Casula | Mathematics Extension 1 | 3 |
| 136 | Arden Anglican School Epping Campus | Epping | Mathematics Extension 1 | 3 |
| 137 | Arthur Phillip High School | Parramatta | Mathematics Extension 1 | 3 |
| 138 | Ashfield Boys High School | Ashfield | Mathematics Extension 1 | 3 |
| 139 | Bishop Druitt College | Coffs Harbour | Mathematics Extension 1 | 3 |
| 140 | Blue Mountains Grammar School | Wentworth Falls | Mathematics Extension 1 | 3 |
| 141 | Byron Bay High School | Byron Bay | Mathematics Extension 1 | 3 |
| 142 | Central Coast Grammar School | Erina Heights | Mathematics Extension 1 | 3 |
| 143 | Coffs Harbour Senior College | Coffs Harbour | Mathematics Extension 1 | 3 |
| 144 | Covenant Christian School | Belrose | Mathematics Extension 1 | 3 |
| 145 | Freeman Catholic College | Bonnyrigg Heights | Mathematics Extension 1 | 3 |
| 146 | Ku-ring-gai High School | North Turramurra | Mathematics Extension 1 | 3 |
| 147 | Liverpool Girls High School | Liverpool | Mathematics Extension 1 | 3 |
| 148 | Masada College | St Ives | Mathematics Extension 1 | 3 |
| 149 | Muirfield High School | North Rocks | Mathematics Extension 1 | 3 |
| 150 | Our Lady of Mercy College Parramatta | Parramatta | Mathematics Extension 1 | 3 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 14 Feb 2023